#content .banner {
  width: 100%;
  height: 660px;
}
#content .swiper-container-horizontal > .swiper-pagination-bullets,
#content .swiper-pagination-custom,
#content .swiper-pagination-fraction {
  bottom: 50px;
}
#content .cell {
  padding: 60px 0;
}
#content .cell .cell_content {
  margin: auto;
  width: 1200px;
  overflow: hidden;
}
#content .cell .cell_content > .title {
  font-size: 34px;
  line-height: 1;
  text-align: center;
  position: relative;
  z-index: 0;
}
#content .cell .cell_content > .title::before {
  content: "";
  width: 430px;
  height: 0;
  border-bottom: 1px solid #ddd;
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  z-index: -1;
}
#content .cell .cell_content > .title::after {
  content: "";
  width: 430px;
  height: 0;
  border-bottom: 1px solid #ddd;
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  z-index: -1;
}
#content .cell .cell_content > .title span {
  display: inline-block;
  padding: 0 20px;
}
#content .cell.bg .title span {
  color: #fff;
}
#content .cell .sub_title {
  margin-top: 14px;
  padding-bottom: 80px;
  line-height: 1;
  text-align: center;
  font-size: 18px;
  color: #aaa;
  position: relative;
}
#content .cell .sub_title::after {
  content: "";
  width: 60px;
  height: 0;
  border-bottom: 3px solid #8f000b;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 40px;
  margin: auto;
}
#content .cell.bg .sub_title {
  color: rgba(255, 255, 255, 0.6);
}
#content .cell.bg .sub_title::after {
  border-color: rgba(255, 255, 255, 0.6);
}
/* 公司简介 */
#brief {
  padding-top: 30px !important;
  background-color: #fff;
  position: relative;
}
#brief #trapezoid {
  margin: auto;
  width: 100%;
  max-width: 1309px;
  transform: translateY(-100%);
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  z-index: 10;
}
#brief .content {
  display: flex;
}
#brief .content .image {
  width: 556px;
  height: 409px;
}
#brief .content .right {
  flex: 1;
  padding: 50px;
  background-color: #f0f0f0;
  border-radius: 0 10px 10px 0;
  line-height: 2;
  color: #949494;
  overflow: hidden;
  position: relative;
}
#brief .content .right::before {
  content: "";
  box-sizing: border-box;
  width: 34px;
  height: 34px;
  border-top: 4px solid #8f000b;
  border-right: 4px solid #8f000b;
  border-radius: 0 10px 0 0;
  position: absolute;
  right: 0;
  top: 0;
}
#brief .content .right::after {
  content: "";
  box-sizing: border-box;
  width: 34px;
  height: 34px;
  border-right: 4px solid #8f000b;
  border-bottom: 4px solid #8f000b;
  border-radius: 0 0 10px 0;
  position: absolute;
  right: 0;
  bottom: 0;
}
/* 核心优势 */
#core_strength {
  background: url("../img/cell_bg.jpg") no-repeat;
  background-size: cover;
}
#core_strength ul {
  width: 100%;
  display: flex;
}
#core_strength ul li {
  box-sizing: border-box;
  display: block;
  padding: 20px 34px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  text-align: center;
  font-size: 14px;
  color: #fff;
  cursor: pointer;
  overflow: hidden;
}
#core_strength ul li img {
  margin: auto;
  display: none;
  width: 70px;
  height: 70px;
}
#core_strength ul li img:first-of-type {
  display: block;
}
#core_strength ul li .title {
  margin: 25px 0 15px;
  font-size: 18px;
}
#core_strength ul li:hover {
  background-color: #fff;
  color: #8f000b;
}
#core_strength ul li:hover img {
  display: none;
}
#core_strength ul li:hover img:last-of-type {
  display: block;
}
#top_educational_resources {
  background-color: #f0f0f0;
}
#top_educational_resources ul {
  margin: 8px;
  display: flex;
  justify-content: space-between;
}
#top_educational_resources ul li {
  box-sizing: border-box;
  width: 230px;
  height: 360px;
  background-color: #fff;
  overflow: hidden;
}
#top_educational_resources ul li:hover {
  border: 1px solid #8f000b;
  box-shadow: 0 0 15px #8f000b;
}
#top_educational_resources ul li .img {
  width: 100%;
  height: 154px;
  background-color: #8f000b;
}
#top_educational_resources ul li .title {
  padding: 30px 0;
  font-size: 18px;
  text-align: center;
  position: relative;
}
#top_educational_resources ul li .title::after {
  content: "";
  width: 30px;
  border-bottom: 2px solid #8f000b;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}
#top_educational_resources ul li .txt {
  padding: 20px 10px 0;
  font-size: 14px;
  line-height: 2;
  text-align: center;
}
#advanced_course_content {
  background: url("../img/cell_bg2.jpg") no-repeat;
  background-size: cover;
}
#advanced_course_content .txt {
  line-height: 1.5;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}
#advanced_course_content ul {
  margin-top: 60px;
  display: flex;
  justify-content: space-between;
}
#advanced_course_content ul li {
  width: 120px;
  text-align: center;
}
#advanced_course_content ul li a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
}
#advanced_course_content ul li a:hover {
  color: #fff;
}
#advanced_course_content ul li a:hover .img {
  background-color: #8f000b;
}
#advanced_course_content ul li .img {
  width: 120px;
  height: 120px;
  background-color: rgba(0, 0, 0, 0.3);
  border-radius: 50%;
}
#advanced_course_content ul li .title {
  margin-top: 20px;
  font-size: 18px;
}
#professional_teacher ul {
  display: flex;
  justify-content: space-between;
}
#professional_teacher ul li {
  width: 240px;
}
#professional_teacher ul li .circular {
  margin: auto;
  width: 200px;
  height: 200px;
  line-height: 200px;
  border-radius: 50%;
  border: 6px solid #e2e2e2;
  text-align: center;
  font-weight: bold;
  font-size: 34px;
  color: #333;
  overflow: hidden;
}
#professional_teacher ul li .txt {
  margin-top: 30px;
  margin-left: 30px;
  line-height: 1.7;
  position: relative;
}
#professional_teacher ul li .txt::before {
  content: "";
  width: 20px;
  height: 20px;
  background-color: #8f000b;
  position: absolute;
  left: -30px;
  top: 6px;
}
#operational_experience {
  background: url("../img/cell_bg3.jpg") no-repeat;
  background-size: cover;
}
#operational_experience .txt {
  display: block;
  margin-bottom: 35px;
  font-size: 24px;
  text-align: center;
  color: #fff;
}
#operational_experience .spot {
  margin: auto;
  padding: 0 50px;
  height: 120px;
}
#operational_experience .spot .swiper-slide {
  width: 224px;
  height: 120px;
}
#operational_experience .spot .swiper-slide .image {
  display: block;
  margin: 0 12px;
  width: 200px;
  height: 120px;
  border-radius: 8px;
  overflow: hidden;
}
#operational_experience .spot .swiper-slide .image p {
  display: none;
  height: 30px;
  line-height: 30px;
  background-color: rgba(0, 0, 0, 0.6);
  border-radius: 0 0 8px 8px;
  text-align: center;
  color: #fff;
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
}
#operational_experience .spot .swiper-slide .image:hover p {
  display: block;
}
#operational_experience .swiper-button-prev,
#operational_experience .swiper-container-rtl .swiper-button-next {
  background-image: url("../img/arrow_left.png");
}
#operational_experience .swiper-button-next,
#operational_experience .swiper-container-rtl .swiper-button-prev {
  background-image: url("../img/arrow_right.png");
}
#operational_experience .tips {
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
}
#operational_experience .tips .data {
  font-size: 50px;
  display: flex;
  justify-content: center;
  align-items: baseline;
  color: #fff;
}
#operational_experience .tips .data small {
  font-size: 22px;
}
#operational_experience .tips .title {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}
#security_system .images {
  display: block;
  text-align: center;
}
#security_system .images img {
  margin: auto;
  max-width: 100%;
}
#recommended_course {
  background: url("../img/cell_bg4.jpg") no-repeat;
  background-size: cover;
}
#recommended_course ul {
  display: flex;
  justify-content: space-between;
}
#recommended_course ul li {
  width: 280px;
  background-color: #fff;
}
#recommended_course ul li a {
  display: block;
  overflow: hidden;
}
#recommended_course ul li .image {
  width: 100%;
  height: 260px;
}
#recommended_course ul li .title {
  padding: 16px 20px;
  font-size: 18px;
  color: #000;
  text-align: center;
}
#recommended_course ul li .txt {
  margin-bottom: 10px;
  padding: 0 20px;
  font-size: 14px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color:#949494;
}
#recommended_course .more {
  color: rgba(255, 255, 255, 0.6);
}
#news {
  background-color: #f0f0f0;
}
#news ul {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  overflow: hidden;
}
#news ul li {
  margin: 10px;
  width: 580px;
  background-color: #fff;
  overflow: hidden;
}
#news ul li:hover {
  box-shadow: 0 0 15px #aaa;
}
#news ul li a {
  padding: 15px;
  color: #000;
  display: flex;
  overflow: hidden;
}
#news ul li .image {
  margin-right: 25px;
  width: 200px;
  height: 100px;
}
#news ul li div {
  flex: 1;
  overflow: hidden;
}
#news ul li .title {
  font-size: 18px;
}
#news ul li .time {
  margin: 6px 0 12px;
  font-size: 14px;
  line-height: 1.4;
  color: #949494;
}
#news ul li .txt {
  font-size: 14px;
  line-height: 1.5;
  color: #949494;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
}
